This paper presents novel experimental observations of post-peak response phenomena when cylindrical concrete are loaded under deformation control in uniaxial compression. focus are degradation measurements of stiffness and strength ~~.~~~~.,..... unloading and reloading cycles considering the effects of conditions on…
This paper presents novel experimental observations of post-peak response phenomena when cylindrical concrete are loaded under deformation control in uniaxial compression. focus are degradation measurements of stiffness and strength ~~.~~~~.,..... unloading and reloading cycles considering the effects of conditions on cylindrical specimens of different height. tence of a unique focal point (pole) of stiffness degradation ex- plored for the description of elastic concrete degradation. dominantly axial splitting failure is interpreted on the meso-level order to overcome the shortcomings of macroscopic failure '-A.'V..._,.__, .... _.. tions.